dridex | 10a272430b0a905015618db2e69c0aecf65c4f529393392b5b220a4fef7f93af

Analysis

max time kernel
141s
max time network
122s
platform
windows7_x64
resource
win7-20240221-en
resource tags

arch:x64arch:x86image:win7-20240221-enlocale:en-usos:windows7-x64system
submitted
17-04-2024 09:46

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General

Target

f57e39bf5f4a284e7b953d3cf135ee64_JaffaCakes118.dll
Size

184KB
MD5

f57e39bf5f4a284e7b953d3cf135ee64
SHA1

62b266e6a57a3f9b98e22ad15bf2672cf70c5a76
SHA256

10a272430b0a905015618db2e69c0aecf65c4f529393392b5b220a4fef7f93af
SHA512

110aafd103d0c394edd56cafdd68193c2c2e5f3631c20ebfcd7ead6af37c371ea9b766f8418e1aa610fbfe81bf458a633061e53c98d4f754a0971372c9016684
SSDEEP

3072:mhd6lp2ffOeP3gv+i4W63iFfKfXM9mQltYwgO226+f33JKVQcY:m3fOeIv54W6SFKfc9me9v9/JKV

Score

10^/10

dridex 22201 botnet loader

Malware Config

Extracted

Family

dridex

Botnet

22201

51.79.50.122:443

222.124.142.67:10443

138.201.222.158:4664

rc4.plain

Signatures

Dridex
Dridex(known as Bugat/Cridex) is a form of malware that specializes in stealing bank credentials.
botnet dridex

Dridex Loader 1 IoCs

Detects Dridex both x86 and x64 loader in memory.

botnet loader

Processes:

resource	yara_rule
behavioral1/memory/1620-0-0x0000000074990000-0x00000000749C0000-memory.dmp	dridex_ldr

Program crash 1 IoCs

Processes:

WerFault.exe

pid pid_target process target process

2092 1620 WerFault.exe rundll32.exe

pid	pid_target	process	target process
2092	1620	WerFault.exe	rundll32.exe

Suspicious use of WriteProcessMemory 11 IoCs

Processes:

rundll32.exerundll32.exe

description	pid	process	target process
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 2188 wrote to memory of 1620	2188	rundll32.exe	rundll32.exe
PID 1620 wrote to memory of 2092	1620	rundll32.exe	WerFault.exe
PID 1620 wrote to memory of 2092	1620	rundll32.exe	WerFault.exe
PID 1620 wrote to memory of 2092	1620	rundll32.exe	WerFault.exe
PID 1620 wrote to memory of 2092	1620	rundll32.exe	WerFault.exe

C:\Windows\system32\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f57e39bf5f4a284e7b953d3cf135ee64_JaffaCakes118.dll,#1
1⤵
- Suspicious use of WriteProcessMemory
PID:2188

C:\Windows\SysWOW64\rundll32.exe
rundll32.exe C:\Users\Admin\AppData\Local\Temp\f57e39bf5f4a284e7b953d3cf135ee64_JaffaCakes118.dll,#1
2⤵
- Suspicious use of WriteProcessMemory
PID:1620

C:\Windows\SysWOW64\WerFault.exe
C:\Windows\SysWOW64\WerFault.exe -u -p 1620 -s 280
3⤵
- Program crash
PID:2092

MITRE ATT&CK Matrix

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Downloads

memory/1620-0-0x0000000074990000-0x00000000749C0000-memory.dmp

Filesize
192KB

Download
memory/1620-1-0x00000000001E0000-0x00000000001E6000-memory.dmp

Filesize
24KB

Download